When performing mouth-to-mouth blowing, the lips of the rescuer should cover the lips of the wounded to avoid air leakage（)
When performing mouth-to-mouth blowing, the lips of the rescuer should cover the lips of the wounded to avoid air leakage（)
/p/ and /b/ are both pronounced with the lips.
/p/ and /b/ are both pronounced with the lips.
Six of the back vowels are rounded lips.
Six of the back vowels are rounded lips.
________ is used to apply color to the lips
________ is used to apply color to the lips
翻译：Zip His Lips
翻译：Zip His Lips
Do actually touch the cheek with your lips.
Do actually touch the cheek with your lips.
Soft tissues include the teeth, tongue and lips.
Soft tissues include the teeth, tongue and lips.
LIPS研究的结果是什么？
LIPS研究的结果是什么？
He opened his lips as if something.
He opened his lips as if something.
Vowels are sounds in which there is （ ）（ ）to the flow of air as it passes from the （ ） to the lips.
Vowels are sounds in which there is （ ）（ ）to the flow of air as it passes from the （ ） to the lips.